20264930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41357}}^1$

素因数の和:41378

約数の個数: 24

約数和(自身を含む): 42433308

約数和(自身を除く): 22168378

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41357, 82714, 206785, 289499, 413570, 578998, 1447495, 2026493, 2894990, 4052986, 10132465, 20264930]

約数ペア:

[(1, 20264930), (2, 10132465), (5, 4052986), (7, 2894990), (10, 2026493), (14, 1447495), (35, 578998), (49, 413570), (70, 289499), (98, 206785), (245, 82714), (490, 41357)]